Charles ran 30 ft in 4 seconds. At this rate, how many yards can Charles run in 3 minutes? please show the work

450 yards in 3 minutes.

Step-by-step explanation:

30/4 = 7.5, which means he runs 7.5 ft per second.

7.5*60 = 450, which means that he runs 450 ft per minute.

450*3 = 1,350, which means that he can run 1,350 ft in 3 minutes.

1 yard = 3 ft

1,350/3 = 450, which means that he can run 450 yards in 3 minutes.

total amount of money that he should pay if he has not used his duty free exemption is $98

step-by-step explanation:

given a united states citizen returning to the states declares the following items at the customs office: 3 shirts at $8.50 each 2 dresses at $27.50 each 1 pair of gold cuff links at $17.50 per pair. we have to find how much he pay

cost of 3 shirts if one cost at $8.50 is

cost of 2 dresses if one cost at $27.50 is  

cost of 1 pair of gold cuff at $17.50

so, total amount of money that he should pay if he has not used his duty free exemption is   $25.5+$55+$17.50=$98